Lowest category of soil classification includes

Solution (By Examveda Team)

The lowest category of soil classification includes Series. The levels from top to bottom are Order, suborder, great group, subgroup, family and series respectively.
Soil classification is a dynamic subject, from the structure of the system itself to the definitions of classes, and finally in the application in the field. Soil classification can be approached from the perspective of soil as a material and soil as a resource.